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Three sealed 12V 9Ah batteries in a replacement kit

RefurbUPS

RefurbUPS OL1500RMXL2U Compatible UPS Replacement Battery Kit

SKU CH-PRS7-0E0KS

Compatible replacement kit with three 12V9A SLA batteries for CyberPower OL1500RMXL2U UPS units

  • Product typeKit/Package
  • Product weight18
  • Three 12 V 9 Ah batteries restore full UPS runtime
  • 18 kg kit ships as one complete replacement package
  • Factory-fresh cells deliver reliable high-rate discharge performance
  • Step-by-step instructions make installation straightforward
  • Designed for CyberPower OL1500RMXL2U compatibility

Compatible Kit for OL1500RMXL2U

This replacement battery kit is built for the CyberPower OL1500RMXL2U uninterruptible power supply. It contains three sealed lead-acid cells rated at 12 V 9 Ah each. The kit suits administrators who maintain rack-mounted UPS units in server rooms or network closets. Buyers needing a different voltage, capacity or form factor should look elsewhere.

Runtime limits of sealed lead-acid cells

The three 12 V 9 Ah batteries connect in series to supply the UPS DC bus. Capacity is fixed at 9 Ah, so runtime scales directly with the connected load; heavier loads drain the set faster. Sealed lead-acid chemistry also loses capacity over time and at higher temperatures. Users requiring longer runtime or lithium-based chemistry cannot meet those needs with this kit.

Straightforward swap with included guide

The package ships with comprehensive installation instructions that walk through the front-panel battery door removal and cable reconnection. Polarity markings on each cell reduce the risk of reverse connection. The most common error is failing to torque the terminal bolts to the UPS manufacturer's specification, which can cause high resistance and premature failure.

How it compares

Measured against everything we stock in UPS Replacement Batteries, at today’s prices. Recalculated every night.

Price $52.99
Pricier than about 62% of the 3,915 comparable items (median $39.99).

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Specifications

Product
Brand nameCyberPower
Product lineCyberPower Smart App Batteries
Product typeKit/Package

Questions about this item

Should I choose the 12 V 9 A battery kit for my OL1500RMXL2U UPS?

Yes, this kit supplies three 12 V 9 A high-rate discharge SLA batteries designed as a direct replacement for the CyberPower OL1500RMXL2U unit.

What runtime will the 1500 VA UPS deliver with these batteries installed?

Runtime depends on the connected load; the three 12 V 9 A cells restore the original capacity so the UPS can support its rated 1500 VA output for the same duration as the factory pack.

What connector standard do the replacement cartridges use?

The batteries use the standard UPS cartridge interface that matches the OL1500RMXL2U chassis, allowing tool-free installation following the included instructions.

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